Unit 4 - Energy

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Across
  1. 1. stored energy
  2. 4. to take in
  3. 8. Energy energy that moves through wires
  4. 11. to bounce back
  5. 14. the type of surfaces that reflect light
  6. 15. energy that makes it possible to hear
  7. 16. the measure of how hot or cold something is
  8. 17. the dark area behind an object that has blocked light
  9. 18. the type of objects that slow light and refract it
  10. 19. how light travels until it hits and object
Down
  1. 2. tool used to measure temperature in degrees
  2. 3. to bend
  3. 5. objects that block light, absorb it, and sometimes produce a shadow
  4. 6. energy that moves from warmer objects to cooler objects
  5. 7. rubbing two things together to produce heat
  6. 9. the total of an objects potential and kinetic energy
  7. 10. the energy of motion
  8. 12. energy that helps us see the world around us, can also give off heat
  9. 13. the ability to make something move or change